Autofill role arn field

Author: liramon1

packages/core/src/login/webview/vue/amazonq/backend_amazonq.ts

@@ -202,9 +202,8 @@ export class AmazonQLoginWebview extends CommonAuthWebview {
     ): Promise<AuthError | undefined> {
         getLogger().debug(`called startIamCredentialSetup()`)
         // Defining separate auth function to emit telemetry before returning from this method
-        await globals.globalState.update('recentIamKeys', {
-            accessKey: accessKey,
-        })
+        await globals.globalState.update('recentIamKeys', { accessKey: accessKey })
+        await globals.globalState.update('recentRoleArn', { roleArn: roleArn })
         const runAuth = async (): Promise<AuthError | undefined> => {
             try {
                 await AuthUtil.instance.login_iam(accessKey, secretKey, sessionToken, roleArn)

packages/core/src/login/webview/vue/backend.ts

@@ -310,6 +310,10 @@ export abstract class CommonAuthWebview extends VueWebview {
         return globals.globalState.tryGet('recentIamKeys', Object, { accessKey: '' })
     }
 
+    getDefaultRoleArn(): { roleArn: string } {
+        return globals.globalState.tryGet('recentRoleArn', Object, { roleArn: '' })
+    }
+
     cancelAuthFlow() {
         AuthSSOServer.lastInstance?.cancelCurrentFlow()
     }

packages/core/src/login/webview/vue/login.vue

@@ -396,7 +396,9 @@ export default defineComponent({
         this.startUrl = defaultSso.startUrl
         this.selectedRegion = defaultSso.region
         const defaultIamAccessKey = await this.getDefaultIamAccessKey()
+        const defaultRoleArn = await this.getDefaultRoleArn()
         this.accessKey = defaultIamAccessKey.accessKey
+        this.roleArn = defaultRoleArn.roleArn
         await this.emitUpdate('created')
     },
 
@@ -640,6 +642,9 @@ export default defineComponent({
         async getDefaultIamAccessKey() {
             return await client.getDefaultIamKeys()
         },
+        async getDefaultRoleArn() {
+            return await client.getDefaultRoleArn()
+        },
         handleHelpLinkClick() {
             void client.emitUiClick('auth_helpLink')
         },

packages/core/src/shared/globalState.ts

@@ -72,6 +72,7 @@ export type globalKey =
     | 'recentCredentials'
     | 'recentSso'
     | 'recentIamKeys'
+    | 'recentRoleArn'
     // List of regions enabled in AWS Explorer.
     | 'region'
     // TODO: implement this via `PromptSettings` instead of globalState.